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Among Four, Highest Wavelength Is Of
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A Parallel Plate Air Capacitor Has A Capacitance 18?F . If The Distance Between The Plates Is Tripled And A Dielectric Medium Is Introduced,
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A 5?F Capacitor Is Charged By A 220 V Supply. It Is Then Disconnected From The Supply And Is Connected To Another Uncharged 2.5?F Capacitor.
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An Electrical Technician Requires A Capacitance Of 2?F In A Circuit Across A Potential Dif- Ference Of 1KV. A Large Number Of 1?F Capacitors
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The Effective Capacitances Of Two Capacitors Are 3?F And 16?F , When They Are Connected In Series And Parallel Respectively. The Capacitance
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A Circular Loop Of Radius R Carrying Current I Lies In X-Y Plane With Its Centre At Origin. The Total Magnetic Flux Through X-y Plane Is....
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An Infinite Long Thin Cylinder Of Radius R Is Carrying Current I Along The Axial Direction. Which Of The Following Is True?
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Find The Radius Of The Circular Path Which The Particle Moves
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Which Of The Following Is True?
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A Current Sheet Where Current Per Unit Length Is 6.0 A/m And Direction Is Towards +i Is Placed At Z=0 In The X-y Plane. A Current Wire Is Loc
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In A Potentiometer Experiment, The Balancing Length With A Cell Is 240 Cm. On Shunting The Cell With A Resistance Of 2 ?, The Balancing Lengt
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The Resistance Of A Bulb Filament Is 100 ? At A Temperature Of 100°C. If Its Temperature Coefficient Of Resistance Be 0.005 Per °C, Its Resis
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In Balanced Metre Bridge, The Resistance Of Bridge Wire Is 0.1 ? / Cm. Unknown Resistance ‘X’ Is Connected In Left Gap And 6 ? In Right Gap,
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If A Wire Is Stretched To Make It 0.1% Longer, Its Resistance Will :
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A Filament Bulb (500 W, 100 V) Is To Be Used In A 230 V Main Supply. When A Resistance R Is Connected In Series, It Works Perfectly And The
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Two Positive Point Charges Of 12?c And 8?c Are 10 Cm Apart Each Other. The Work Done In Bringing Them 4cm Closer Is .....
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In Millikan’s Oil Drop Experiment An Oil Drop Carrying A Charge Q Is Held Stationary By A P.d. 2400 V Between The Plates. To Keep A Drop Of H
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Two Equal Negative Charges –q Are Fixed At Points (o, A) And (o, –a). A Positive Charge Q Is Released From Rest At The Point (2a, O) On The X
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A Cube Of Side 4 Cm Has A Constant Electric Potential Of 2 Volt On Its Surface. If There Are No Charges Inside The Cube, The Potential At A D
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A Dibromo Derivative Of An Alkane Reacts With Sodium Metal To Form An Alicyclic Hydrocarbon. The Derivative Is
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Ozonolysis Of An Organic Compound Gives Formaldehyde As One Of The Products. This Confirms The Presence Of
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Ozonolysis Of An Organic Compound A Produces Acetone And Propionaldehyde In Equimolar Mixture. Identify A From The Following Compounds
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Ethylbenzene CANNOT Be Prepared By ______
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Among The Following Compounds, The One That Is Most Reactive Towards Electrophilic Nitration Is
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Two Positive Point Charge Are Placed At The Distance A Apart Have Sum Q. What Values Of The Charges , Coulomb Force Between Them Is Maximum
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A Charge Of Magnitude Q Is Divided Into Two Parts Such That Force Between Resulting Two Charges Is Maximum When Separated Through Some Distan
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The Equation Of Displacement Of Particle Performing SHM Is X = 0.25 Sin (200 T). The Maximum Velocity Is
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A Particle Of Mass M Is Hanging Vertically By An Ideal Spring Of Force Constant K. If The Mass Is Made To Oscillate Vertically, Its Total Ene
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A Simple Pendulum Of Length L And Mass (bob) M Is Suspended Vertically. The String Makes An Angle Q With The Vertical. The Restoring Force Ac
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A Particle Executes S.H.M. Of Amplitude A. At What Distance From Mean Position Its Kinetic Energy Is Equal To Its Potential Energy?
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